3-2(2y-4)=-7

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Solution for 3-2(2y-4)=-7 equation:


Simplifying
3 + -2(2y + -4) = -7

Reorder the terms:
3 + -2(-4 + 2y) = -7
3 + (-4 * -2 + 2y * -2) = -7
3 + (8 + -4y) = -7

Combine like terms: 3 + 8 = 11
11 + -4y = -7

Solving
11 + -4y = -7

Solving for variable 'y'.

Move all terms containing y to the left, all other terms to the right.

Add '-11' to each side of the equation.
11 + -11 + -4y = -7 + -11

Combine like terms: 11 + -11 = 0
0 + -4y = -7 + -11
-4y = -7 + -11

Combine like terms: -7 + -11 = -18
-4y = -18

Divide each side by '-4'.
y = 4.5

Simplifying
y = 4.5

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